Cuban dogfish vs Eastern longnose spurdog

Squalus cubensis compared with Squalus grahami

Key Differences

• Cuban dogfish is Least Concern while Eastern longnose spurdog is Near Threatened.

Taxonomic Classification

Rank	Cuban dogfish	Eastern longnose spurdog
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Elasmobranchii	Elasmobranchii
Order same	Squaliformes (อันดับปลาฉลามหลังหนาม)	Squaliformes (อันดับปลาฉลามหลังหนาม)
Family same	Squalidae	Squalidae
Genus same	Squalus	Squalus
Species	Squalus cubensis	Squalus grahami

Evolutionary Relationship

Cuban dogfish and Eastern longnose spurdog share a common ancestor at the Genus level: Squalus.

Conservation Status

Cuban dogfish

LC — Least Concern

Eastern longnose spurdog

NT — Near Threatened

Physical Characteristics

Attribute	Cuban dogfish	Eastern longnose spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cuban dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela.

Eastern longnose spurdog